What to Plant in September
Every crop you can start in September, grouped by USDA hardiness zone. Pick your zone in the header and it will be highlighted below. Each crop links to its exact dates for that zone.
183 crop-and-zone combinations this month. Zone 10b has the most to do, with 74.
Zone 2a & 2bnothing to sow
Nothing goes in the ground in zone 2b during September. See the full zone 2b calendar for the months that do.
Zone 3a & 3b4 to sow
Zone 4a & 4b6 to sow
Zone 5a & 5b6 to sow
Zone 6a & 6b7 to sow
Zone 7a & 7b8 to sow
Zone 8a & 8b14 to sow
Zone 9a & 9b14 to sow
Zone 10a & 10b74 to sow
- 7 Pot Douglah Pepper (Chocolate 7 Pot)
- 7 Pot Primo Pepper
- Anaheim Pepper (New Mexico, Hatch)
- Artichoke
- Bachelor's Button (Cornflower)
- Beet
- Bell Pepper
- Black-Eyed Susan
- Broccoli
- Brussels Sprouts
- Bush Beans
- Cabbage
- Calendula
- Carolina Reaper Pepper
- Carrot
- Cauliflower
- Cayenne Pepper
- Chamomile (German)
- Chile de Árbol Pepper
- Chives
- Collard Greens
- Coreopsis (Tickseed)
- Cubanelle Pepper
- Cucumber
- Delphinium
- Dill
- Dorset Naga Pepper
- Edamame (Soybean)
- Eggplant
- Escarole (Endive)
- Fresno Pepper
- Gaillardia (Blanket Flower)
- Ghost Pepper (Bhut Jolokia)
- Guajillo Pepper (Mirasol)
- Hollyhock
- Hungarian Wax Pepper
- Italian Frying Pepper (Corno di Toro, Marconi)
- Jalapeño Pepper
- Kale
- Komodo Dragon Pepper
- Larkspur
- Lettuce
- Marigold
- Mini Sweet Pepper (Snacking)
- Naga Viper Pepper
- Onion
- Padrón Pepper
- Pansy / Viola
- Parsley
- Pasilla Pepper (Chilaca)
- Pea
- Petunia
- Pimento Pepper
- Poblano Pepper (Ancho)
- Potato
- Radish
- Salvia (Scarlet Sage)
- Serrano Pepper
- Shishito Pepper
- Snapdragon
- Spinach
- Strawflower
- Summer Squash (Yellow)
- Superhot Pepper (Ghost, Reaper, Scorpion)
- Sweet Alyssum
- Sweet Banana Pepper
- Sweet Cherry Pepper
- Swiss Chard
- Thai Chili Pepper (Bird's Eye)
- Tomato
- Trinidad Moruga Scorpion Pepper
- Trinidad Scorpion Butch T Pepper
- Verbena
- Zucchini
Zone 11a & 11b50 to sow
- 7 Pot Douglah Pepper (Chocolate 7 Pot)
- 7 Pot Primo Pepper
- Aji Amarillo Pepper
- Anaheim Pepper (New Mexico, Hatch)
- Bell Pepper
- Bush Beans
- Carolina Reaper Pepper
- Cayenne Pepper
- Chile de Árbol Pepper
- Collard Greens
- Cubanelle Pepper
- Cucumber
- Datil Pepper
- Dorset Naga Pepper
- Eggplant
- Escarole (Endive)
- Fresno Pepper
- Ghost Pepper (Bhut Jolokia)
- Guajillo Pepper (Mirasol)
- Habanero Pepper
- Hungarian Wax Pepper
- Italian Frying Pepper (Corno di Toro, Marconi)
- Jalapeño Pepper
- Komodo Dragon Pepper
- Lemon Drop Pepper
- Lima Bean
- Mini Sweet Pepper (Snacking)
- Mustard Greens
- Naga Viper Pepper
- Napa Cabbage (Chinese Cabbage)
- Okra
- Padrón Pepper
- Pasilla Pepper (Chilaca)
- Pimento Pepper
- Poblano Pepper (Ancho)
- Rocoto Pepper
- Scotch Bonnet Pepper
- Serrano Pepper
- Shishito Pepper
- Summer Squash (Yellow)
- Superhot Pepper (Ghost, Reaper, Scorpion)
- Sweet Banana Pepper
- Sweet Cherry Pepper
- Sweet Potato
- Tabasco Pepper
- Thai Chili Pepper (Bird's Eye)
- Tomato
- Trinidad Moruga Scorpion Pepper
- Trinidad Scorpion Butch T Pepper
- Zucchini
← What to plant in August · What to plant in October →
Want it the other way round, by crop rather than by month? Browse every plant profile or lay out a bed in the Garden Designer.